| /* | |
| * Copyright (c) 2016, 2023, Oracle and/or its affiliates. All rights reserved. | |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| * | |
| * This code is free software; you can redistribute it and/or modify it | |
| * under the terms of the GNU General Public License version 2 only, as | |
| * published by the Free Software Foundation. Oracle designates this | |
| * particular file as subject to the "Classpath" exception as provided | |
| * by Oracle in the LICENSE file that accompanied this code. | |
| * | |
| * This code is distributed in the hope that it will be useful, but WITHOUT | |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| * version 2 for more details (a copy is included in the LICENSE file that | |
| * accompanied this code). | |
| * | |
| * You should have received a copy of the GNU General Public License version | |
| * 2 along with this work; if not, write to the Free Software Foundation, | |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| * | |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| * or visit www.oracle.com if you need additional information or have any | |
| * questions. | |
| */ | |
| package jdk.jfr; | |
| import java.lang.annotation.ElementType; | |
| import java.lang.annotation.Retention; | |
| import java.lang.annotation.RetentionPolicy; | |
| import java.lang.annotation.Target; | |
| /** | |
| * Event field annotation, specifies that the value is a boolean flag, a | |
| * {@code true} or {@code false} value. | |
| * <p> | |
| * The following example shows how the {@code BooleanFlag} annotation can be | |
| * used to describe that a setting is a boolean value. This information can be | |
| * used by a graphical user interface to display the setting as a checkbox. | |
| * | |
| * {@snippet class = "Snippets" region = "BooleanFlagOverview"} | |
| * | |
| * @since 9 | |
| */ | |
| @MetadataDefinition | |
| @ContentType | |
| @Label("Flag") | |
| @Retention(RetentionPolicy.RUNTIME) | |
| @Target({ ElementType.FIELD, ElementType.TYPE, ElementType.METHOD}) | |
| public @interface BooleanFlag { | |
| } |